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TSS

Two Sigma Securities Portfolio holdings

AUM $861M
1-Year Est. Return 21.33%
This Fund
S&P 500
This Quarter Est. Return
+0.75%
1 Year Est. Return
+21.33%
3 Year Est. Return
+86.85%
5 Year Est. Return
+97.02%
10 Year Est. Return
+293.06%
AUM
$728M
AUM Growth
+$49.8M
Cap. Flow
+$57.1M
Cap. Flow %
7.85%
Top 10 Hldgs %
11.56%
Holding
2,184
New
857
Increased
306
Reduced
258
Closed
761

Top Buys

Rank Stock Value
1
HYG icon
iShares iBoxx $ High Yield Corporate Bond ETF
HYG
+$18.8M
2
MSFT icon
Microsoft
MSFT
+$12.2M
3
SHY icon
iShares 1-3 Year Treasury Bond ETF
SHY
+$6.95M
4
ORCL icon
Oracle
ORCL
+$6.9M
5
TLT icon
iShares 20+ Year Treasury Bond ETF
TLT
+$6.9M

Top Sells

Rank Stock Value
1
IEMG icon
iShares Core MSCI Emerging Markets ETF
IEMG
+$11.9M
2
LQD icon
iShares iBoxx $ Investment Grade Corporate Bond ETF
LQD
+$8.58M
3
FXI icon
iShares China Large-Cap ETF
FXI
+$7.72M
4
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$7.05M
5
IWB icon
iShares Russell 1000 ETF
IWB
+$6.46M

Sector Composition

Rank Sector Weight
1 Technology 14.12%
2 Financials 10.24%
3 Industrials 8.03%
4 Consumer Discretionary 6.26%
5 Healthcare 4.98%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
IBTF
1726
DELISTED
iShares iBonds Dec 2025 Term Treasury ETF
IBTF
– –
-31,213
Closed -$729K
IDCC icon
1727
InterDigital
IDCC
$6.68B
– –
-2,194
Closed -$757K
IDXX icon
1728
Idexx Laboratories
IDXX
$42.9B
– –
-649
Closed -$415K
IEMG icon
1729
iShares Core MSCI Emerging Markets ETF
IEMG
$149B
– –
-181,212
Closed -$11.9M
IEUR icon
1730
iShares Core MSCI Europe ETF
IEUR
$8.66B
– –
-4,283
Closed -$292K
IEX icon
1731
IDEX
IEX
$16.5B
– –
-1,665
Closed -$271K
IGC icon
1732
IGC Pharma
IGC
$27.6M
– –
-35,028
Closed -$14.6K
IGIB icon
1733
iShares 5-10 Year Investment Grade Corporate Bond ETF
IGIB
$18.3B
– –
-5,697
Closed -$308K
IHT
1734
InnSuites Hospitality Trust
IHT
$15.7M
– –
-14,351
Closed -$26.3K
IJS icon
1735
iShares S&P Small-Cap 600 Value ETF
IJS
$8.11B
– –
-3,013
Closed -$333K
IMMR icon
1736
Immersion
IMMR
$216M
– –
-13,235
Closed -$97.1K
IMTE icon
1737
Integrated Media Technology
IMTE
$1.6M
– –
-10,423
Closed -$10.4K
IMVT icon
1738
Immunovant
IMVT
$8.09B
– –
-17,281
Closed -$279K
INFY icon
1739
Infosys
INFY
$45B
– –
-61,128
Closed -$995K
INVZ icon
1740
Innoviz Technologies
INVZ
$135M
– –
-30,041
Closed -$61.3K
IONQ icon
1741
IonQ
IONQ
$12.3B
– –
-14,792
Closed -$910K
IPG
1742
DELISTED
Interpublic Group of Companies
IPG
– –
-12,633
Closed -$353K
IPGP icon
1743
IPG Photonics
IPGP
$3.89B
– –
-3,642
Closed -$288K
IRDM icon
1744
Iridium Communications
IRDM
$4.85B
– –
-16,794
Closed -$293K
IREN icon
1745
Iris Energy
IREN
$13.2B
– –
-9,409
Closed -$442K
IRM icon
1746
Iron Mountain
IRM
$38.2B
– –
-7,256
Closed -$740K
IRT icon
1747
Independence Realty Trust
IRT
$3.92B
– –
-13,929
Closed -$228K
IRTC icon
1748
iRhythm Holdings
IRTC
$3.59B
– –
-3,588
Closed -$617K
ITA icon
1749
iShares US Aerospace & Defense ETF
ITA
$14.2B
– –
-1,271
Closed -$266K
ITW icon
1750
Illinois Tool Works
ITW
$81.4B
– –
-5,104
Closed -$1.33M
68 69
70
71 72

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BCM
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OAM
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NOCM
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TIM
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USGIU
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QIM
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SLT
St Louis Trust Saint Louis, Missouri $856M AUM 18.9% 1-Year Est. Return

Two Sigma Securities's Q4 2025 Portfolio in Review

As of Q4 2025, Two Sigma Securities held 2,184 positions worth $728M, up 7.3% from $678M the previous quarter. Its ten largest holdings account for 12% of the portfolio.

Two Sigma Securities deployed $57.1M of net new capital in Q4 2025, opening 857 new positions and adding to 306 existing holdings. Its largest new stake was iShares iBoxx $ High Yield Corporate Bond ETF: 232,932 shares worth $18.8M.

By sector, the portfolio is most concentrated in Technology at 14% of assets, up from 13% a quarter earlier, followed by Financials and Industrials.

On the sell side, the largest reduction was iShares Russell 1000 ETF, an estimated $6.46M trimmed.

  • Two Sigma Securities's largest Q4 2025 buy was iShares iBoxx $ High Yield Corporate Bond ETF: 232,932 shares worth $18.8M.
  • Two Sigma Securities added most to Microsoft in Q4 2025, an estimated $12.2M increase.
  • Two Sigma Securities's biggest Q4 2025 reduction was iShares Russell 1000 ETF, cutting an estimated $6.46M.
  • Two Sigma Securities fully exited iShares Core MSCI Emerging Markets ETF in Q4 2025, selling an estimated $11.9M.
  • Two Sigma Securities's ten largest holdings make up 12% of its $728M portfolio in Q4 2025.
  • Two Sigma Securities opened 857 new positions and closed 761 in Q4 2025.
  • Two Sigma Securities's portfolio value rose 7.3% quarter-over-quarter to $728M.

Based on Two Sigma Securities's 13F filing for Q4 2025, filed 17 Feb 2026.